A researcher is testing the effect preschool has on the development of young children mothers more or less likely to show developmental problems in kindergarten? Using a standardized scale, the average rating of behavioral problems in kindergarten children is 36.6 with a standard deviation of 8. A random sample of 15 kindergarten children who had - are children who spend more time away from their spent at least 20 hours per week in child care during the previous year produced the scores shown in the data. Test at o.01 level of significance that children who spend more time away from their mothers are more likely to show developmental problems in kindergarten. 38 39 42 43 48 44 38 36 42 37 36 47 48 38 41

A random sample of n = 25 students in Gwinnett County schools were chosen to participate in a study about remote / digital study. Of the 25 students, 20 reported the Google Classroom provides the best access to digital content. %3D Which statement best describes the population and true parameter of this scenario? O The population is all students in Gwinnett County school; the parameter is the proportion of students that believe Google Classroom provides the best access to digital content The population is all students who participated in the remote / digital learning in Gwinnett County; the parameter is reported proportion of students that believe Google Classroom provides the best access to digital content The population is all students who participated in the remote / digital learning3B the parameter is the true proportion of students that believe Google Classroom provides the best access to digital content O The population is the 25 students who participated in the remote / digital…